/* ═══════════════════════════════════════════════════════════════════
   EXPO REVISTE 2026 — COMPONENTS CSS
   Nav · Hero · Countdown · Sticky CTA · Stats · Exhibitors ·
   Experiences · Sponsors · Form · Footer · Cursor · Toast
   ═══════════════════════════════════════════════════════════════════ */

/* ══════════════════════════════════════
   1. CURSOR PERSONALIZADO
══════════════════════════════════════ */
.custom-cursor {
  position: fixed;
  pointer-events: none;
  z-index: var(--z-cursor);
  mix-blend-mode: difference;
}
.cursor-dot {
  position: fixed;
  width: 6px;
  height: 6px;
  background: var(--c-gold);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: width var(--dur-fast) var(--ease-out),
              height var(--dur-fast) var(--ease-out),
              opacity var(--dur-smooth) var(--ease-out);
  pointer-events: none;
  z-index: var(--z-cursor);
}
.cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(201,168,76,0.6);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.12s var(--ease-out),
              width var(--dur-smooth) var(--ease-out),
              height var(--dur-smooth) var(--ease-out),
              border-color var(--dur-smooth) var(--ease-out);
  pointer-events: none;
  z-index: var(--z-cursor);
}
body.cursor-hover .cursor-ring {
  width: 60px;
  height: 60px;
  border-color: var(--c-gold);
}
body.cursor-hover .cursor-dot { width: 4px; height: 4px; opacity: 0.6; }

@media (hover: none) {
  .cursor-dot, .cursor-ring { display: none; }
}

/* ══════════════════════════════════════
   2. NAVBAR
══════════════════════════════════════ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: var(--z-sticky);
  padding: var(--sp-5) 0;
  transition: background var(--dur-slow) var(--ease-inout),
              padding var(--dur-smooth) var(--ease-inout),
              box-shadow var(--dur-slow) var(--ease-inout);
}

.site-header.scrolled {
  background: var(--c-surface-glass);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  padding: var(--sp-4) 0;
  box-shadow: 0 1px 0 var(--c-surface-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-8);
}

.header-logo img {
  height: 36px;
  width: auto;
  transition: opacity var(--dur-smooth) var(--ease-out);
}
.header-logo img:hover { opacity: 0.8; }

/* Cuando el header tiene fondo (scrolled), mantener visibilidad */
.site-header.scrolled .header-logo img {
  opacity: 0.95;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-8);
}

.nav-links a {
  font-family: var(--font-body);
  font-size: var(--text-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--c-text-secondary);
  position: relative;
  padding-bottom: 2px;
  transition: color var(--dur-smooth) var(--ease-out);
  cursor: pointer;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--c-gold);
  transition: width var(--dur-smooth) var(--ease-expo);
}

.nav-links a:hover { color: var(--c-text-primary); }
.nav-links a:hover::after { width: 100%; }

/* Nav CTA */
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-5);
  background: transparent;
  border: 1px solid rgba(201,168,76,0.4);
  border-radius: var(--r-sm);
  font-family: var(--font-body);
  font-size: var(--text-2xs) !important;
  font-weight: var(--fw-semibold) !important;
  letter-spacing: var(--ls-widest) !important;
  text-transform: uppercase;
  color: var(--c-gold) !important;
  transition: background var(--dur-smooth) var(--ease-out),
              border-color var(--dur-smooth) var(--ease-out),
              box-shadow var(--dur-smooth) var(--ease-out);
  cursor: pointer;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover {
  background: rgba(201,168,76,0.1);
  border-color: var(--c-gold);
  box-shadow: var(--shadow-gold-sm);
  color: var(--c-gold-bright) !important;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--sp-2);
  cursor: pointer;
  border: none;
  background: none;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--c-text-primary);
  transition: transform var(--dur-smooth) var(--ease-inout),
              opacity var(--dur-smooth) var(--ease-inout);
}
.nav-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--sp-10);
    background: var(--c-obsidian);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dur-smooth) var(--ease-out);
    z-index: var(--z-overlay);
  }
  .nav-links.open { opacity: 1; pointer-events: all; }
  .nav-links a { font-size: var(--text-lg); letter-spacing: var(--ls-wider); }
  .nav-cta {
    padding: var(--sp-3) var(--sp-8) !important;
    font-size: var(--text-sm) !important;
  }
}

/* ══════════════════════════════════════
   3. HERO SECTION
══════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background: var(--g-hero);
  overflow: hidden;
}

/* Grain texture overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.35;
  pointer-events: none;
  z-index: 1;
}

/* Geometric gold lines */
.hero::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 45%;
  height: 100%;
  background: linear-gradient(135deg, transparent 60%, rgba(201,168,76,0.04) 100%);
  pointer-events: none;
  z-index: 1;
}

/* Hero background parallax layer */
.hero-bg {
  position: absolute;
  inset: -10%;
  background-image: url('../images/hero-bg.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.18;
  transform: scale(1.1);
  z-index: 0;
}

/* Vignette */
.hero-vignette {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 30%, rgba(8,7,10,0.85) 100%);
  z-index: 2;
  pointer-events: none;
}

/* Gold accent line — left edge */
.hero-accent-line {
  position: absolute;
  left: 0; top: 20%; bottom: 20%;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--c-gold) 30%, var(--c-gold) 70%, transparent);
  opacity: 0.4;
  z-index: 3;
}

.hero-content {
  position: relative;
  z-index: 4;
  padding-top: var(--nav-height);
  padding-block: var(--sp-32);
}

/* Edition tag */
.hero-edition {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-2) var(--sp-5);
  border: 1px solid rgba(201,168,76,0.3);
  background: rgba(201,168,76,0.05);
  border-radius: var(--r-full);
  font-family: var(--font-body);
  font-size: var(--text-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: var(--sp-8);
  animation: fadeInDown var(--dur-slower) var(--ease-expo) 0.2s both;
}

.hero-edition-dot {
  width: 6px; height: 6px;
  background: var(--c-red);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--c-red-glow);
  animation: pulse 2s ease-in-out infinite;
}

/* Hero title */
.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: var(--fw-bold);
  line-height: 0.9;
  letter-spacing: -0.04em;
  color: var(--c-text-primary);
  overflow: hidden;
}

.hero-title em {
  font-family: var(--font-script);
  font-style: italic;
  font-weight: var(--fw-bold);
  background: var(--g-text-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

.hero-title-line {
  display: block;
  animation: slideUpReveal var(--dur-slower) var(--ease-expo) both;
}
.hero-title-line:nth-child(1) { animation-delay: 0.3s; }
.hero-title-line:nth-child(2) { animation-delay: 0.45s; }
.hero-title-line:nth-child(3) { animation-delay: 0.6s; }

/* Gold sweep line */
.hero-gold-rule {
  width: 80px;
  height: 1px;
  background: var(--g-gold-line);
  margin-block: var(--sp-8);
  transform-origin: left;
  animation: scaleXIn var(--dur-slower) var(--ease-expo) 0.7s both;
}

/* Hero subtitle */
.hero-subtitle {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: var(--fw-light);
  line-height: var(--lh-loose);
  color: var(--c-text-secondary);
  max-width: 560px;
  margin-bottom: var(--sp-10);
  animation: fadeInUp var(--dur-slower) var(--ease-expo) 0.75s both;
}

/* Hero meta */
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-6);
  margin-bottom: var(--sp-10);
  animation: fadeInUp var(--dur-slower) var(--ease-expo) 0.85s both;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--c-text-secondary);
}

.hero-meta-item svg {
  display: inline-block;
  width: 16px;
  height: 16px;
  stroke: var(--c-gold);
  flex-shrink: 0;
}

/* Hero actions */
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  animation: fadeInUp var(--dur-slower) var(--ease-expo) 0.95s both;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  text-decoration: none;
  padding: var(--sp-4) var(--sp-8);
  border-radius: var(--r-sm);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform var(--dur-smooth) var(--ease-spring),
              box-shadow var(--dur-smooth) var(--ease-out);
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--g-gold-shimmer);
  background-size: 200% 100%;
  opacity: 0;
  transition: opacity var(--dur-smooth) var(--ease-out),
              background-position var(--dur-slow) var(--ease-out);
}

.btn:hover::before { opacity: 1; }
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--c-gold);
  color: var(--c-obsidian);
  box-shadow: 0 4px 20px rgba(201,168,76,0.3);
  border: none;
}
.btn-primary:hover {
  background: var(--c-gold-bright);
  box-shadow: var(--shadow-gold);
  color: var(--c-obsidian);
}

/* Botón carmesí — nuevo */
.btn-red {
  background: var(--c-red);
  color: #fff;
  box-shadow: 0 4px 20px var(--c-red-glow);
  border: none;
}
.btn-red:hover {
  background: var(--c-red-bright);
  box-shadow: var(--shadow-red);
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--c-text-primary);
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-outline:hover {
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.04);
}

.btn svg {
  width: 16px; height: 16px;
  transition: transform var(--dur-smooth) var(--ease-spring);
}
.btn:hover svg { transform: translateX(4px); }

/* Hero scroll cue */
.hero-scroll-cue {
  position: absolute;
  bottom: var(--sp-10);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-body);
  font-size: var(--text-2xs);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--c-text-muted);
  z-index: 4;
  cursor: pointer;
  animation: fadeInUp var(--dur-slower) var(--ease-expo) 1.5s both;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(180deg, var(--c-gold) 0%, transparent 100%);
  animation: scrollPulse 1.8s ease-in-out infinite;
}

/* ══════════════════════════════════════
   4. COUNTDOWN
══════════════════════════════════════ */
.hero-countdown {
  display: flex;
  gap: var(--sp-6);
  flex-wrap: wrap;
  margin-bottom: var(--sp-10);
  animation: fadeInUp var(--dur-slower) var(--ease-expo) 1s both;
}

.countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-1);
  min-width: 64px;
}

.countdown-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--fw-bold);
  line-height: 1;
  color: var(--c-text-primary);
  position: relative;
  overflow: hidden;
}

.countdown-number.flip {
  animation: flipIn var(--dur-smooth) var(--ease-expo);
}

.countdown-label {
  font-family: var(--font-body);
  font-size: var(--text-2xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--c-gold);
}

.countdown-sep {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  color: var(--c-stone);
  align-self: flex-start;
  margin-top: var(--sp-1);
  line-height: 1;
}

/* ══════════════════════════════════════
   5. STICKY CTA BAR
══════════════════════════════════════ */
.sticky-cta {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: var(--z-sticky);
  background: var(--c-obsidian-mid);
  border-top: 1px solid var(--c-surface-border);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transform: translateY(100%);
  transition: transform var(--dur-slow) var(--ease-expo);
}

.sticky-cta.visible { transform: translateY(0); }

.sticky-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  padding: var(--sp-4) 0;
  flex-wrap: wrap;
}

.sticky-cta-info {
  display: flex;
  align-items: center;
  gap: var(--sp-6);
}

.sticky-cta-date {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--c-text-secondary);
}

.sticky-cta-days {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--fw-bold);
  color: var(--c-gold);
  line-height: 1;
}

.sticky-cta-days span {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--fw-regular);
  color: var(--c-text-muted);
  letter-spacing: var(--ls-wide);
  margin-left: var(--sp-2);
}

.sticky-cta .btn { padding: var(--sp-3) var(--sp-6); }

@media (max-width: 500px) {
  .sticky-cta-info { width: 100%; justify-content: center; }
  .sticky-cta-inner { justify-content: center; }
}

/* ══════════════════════════════════════
   6. SECTION — ABOUT (Features)
══════════════════════════════════════ */
.about-section {
  background: var(--c-obsidian-mid);
  position: relative;
  overflow: hidden;
}

.about-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--g-gold-line);
  opacity: 0.3;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--sp-16);
  align-items: center;
}

.about-label { margin-bottom: var(--sp-6); }

.about-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  line-height: var(--lh-tight);
  letter-spacing: var(--ls-tight);
  color: var(--c-text-primary);
  margin-bottom: var(--sp-6);
}

.about-desc {
  font-size: var(--text-md);
  line-height: var(--lh-loose);
  color: var(--c-text-secondary);
}

/* Feature cards */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-4);
}

@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: var(--sp-10); }
  .features-grid { grid-template-columns: 1fr; }
}

.feature-card {
  padding: var(--sp-8) var(--sp-6);
  background: var(--g-card);
  border: var(--border-subtle);
  border-radius: var(--r-md);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--dur-smooth) var(--ease-spring),
              border-color var(--dur-smooth) var(--ease-out),
              box-shadow var(--dur-smooth) var(--ease-out);
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--g-brand-accent);
  opacity: 0;
  transition: opacity var(--dur-smooth) var(--ease-out);
}

.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--c-surface-border);
  box-shadow: var(--shadow-gold);
}
.feature-card:hover::before { opacity: 1; }

.feature-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--sp-5);
  color: var(--c-gold);
}

.feature-icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.feature-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--fw-semibold);
  color: var(--c-text-primary);
  margin-bottom: var(--sp-3);
}

.feature-desc {
  font-size: var(--text-sm);
  line-height: var(--lh-normal);
  color: var(--c-text-secondary);
}

/* ══════════════════════════════════════
   7. STATS SECTION
══════════════════════════════════════ */
.stats-section {
  background: var(--c-surface-warm);
  border-top: 1px solid var(--c-red);
  border-bottom: var(--border-gold);
  padding-block: var(--sp-16);
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--g-brand-accent);
  opacity: 0.6;
  pointer-events: none;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  max-width: 1200px;
  margin-inline: auto;
}

@media (max-width: 900px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
}

.stat-item {
  padding: var(--sp-10) var(--sp-4);
  text-align: center;
  border-right: 1px solid var(--c-surface-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-smooth) var(--ease-out);
}
.stat-item:hover {
  background: rgba(255,255,255,0.02);
}
.stat-item:last-child { border-right: none; }

@media (max-width: 900px) {
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item { border-bottom: var(--border-subtle); }
  .stat-item:nth-child(3),
  .stat-item:nth-child(4) { border-bottom: none; }
}

.stat-number {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: var(--fw-bold);
  line-height: 1;
  color: var(--c-gold);
  letter-spacing: var(--ls-tight);
  display: block;
  white-space: nowrap;  /* evita que el número se corte en 2 líneas */
  margin-bottom: var(--sp-1);
}

.stat-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--fw-medium);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--c-text-muted);
  display: block;
}

/* ══════════════════════════════════════
   8. EXHIBITORS SECTION
══════════════════════════════════════ */
.exhibitors-section {
  background: var(--c-obsidian);
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--sp-16);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: var(--fw-bold);
  color: var(--c-text-primary);
  letter-spacing: var(--ls-tight);
  line-height: var(--lh-tight);
  margin-block: var(--sp-4) var(--sp-6);
}

.section-subtitle {
  font-size: var(--text-md);
  line-height: var(--lh-loose);
  color: var(--c-text-secondary);
  max-width: 560px;
  margin-inline: auto;
}

/* —— Palabras destacadas en títulos ——
   Cormorant itálica dorada — solo para <em> dentro de headings */
.section-title em,
.about-title em,
.form-title em {
  font-family: var(--font-script);
  font-style: italic;
  font-weight: 700;
  background: var(--g-text-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline;
}

.exhibitors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--sp-4);
}

.exhibitor-card {
  background: var(--g-card);
  border: var(--border-subtle);
  border-radius: var(--r-md);
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-4);
  position: relative;
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--dur-smooth) var(--ease-spring),
              border-color var(--dur-smooth) var(--ease-out),
              box-shadow var(--dur-smooth) var(--ease-out);
}

.exhibitor-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--g-gold-shimmer);
  background-size: 200% 100%;
  opacity: 0;
  transition: opacity var(--dur-smooth) var(--ease-out);
}

.exhibitor-card:hover {
  transform: translateY(-6px) scale(1.01);
  border-color: var(--c-surface-border);
  box-shadow: var(--shadow-gold);
}
.exhibitor-card:hover::after { opacity: 1; }

.exhibitor-logo-wrap {
  width: 100%;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.exhibitor-logo-wrap img {
  max-width: 100%;
  max-height: 60px;
  object-fit: contain;
  filter: brightness(0) invert(1);
  opacity: 0.7;
  transition: opacity var(--dur-smooth) var(--ease-out),
              filter var(--dur-smooth) var(--ease-out);
}

.exhibitor-card:hover .exhibitor-logo-wrap img {
  opacity: 1;
  filter: brightness(0.85) sepia(1) saturate(3) hue-rotate(5deg);
}

.exhibitor-name {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-align: center;
  color: var(--c-text-muted);
  text-transform: uppercase;
  position: relative;
  z-index: 1;
  transition: color var(--dur-smooth) var(--ease-out);
}
.exhibitor-card:hover .exhibitor-name { color: var(--c-text-secondary); }

.exhibitor-actions {
  display: flex;
  gap: var(--sp-2);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--dur-smooth) var(--ease-out),
              transform var(--dur-smooth) var(--ease-out);
  position: relative;
  z-index: 2;
}
.exhibitor-card:hover .exhibitor-actions {
  opacity: 1;
  transform: translateY(0);
}

.exhibitor-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-1);
  padding: var(--sp-2) var(--sp-3);
  border-radius: var(--r-sm);
  font-size: var(--text-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
  text-decoration: none;
}

.exhibitor-btn-wa {
  background: rgba(37,211,102,0.12);
  color: #25D366;
  border: 1px solid rgba(37,211,102,0.25);
}
.exhibitor-btn-wa:hover { background: rgba(37,211,102,0.22); }

.exhibitor-btn-web {
  background: rgba(201,168,76,0.08);
  color: var(--c-gold);
  border: var(--border-gold);
}
.exhibitor-btn-web:hover { background: rgba(201,168,76,0.18); }

/* ── exhibitor icon (no-logo) ── */
.exhibitor-no-logo {
  width: 48px;
  height: 48px;
  background: var(--c-surface-warm);
  border: var(--border-gold);
  border-radius: var(--r-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--fw-bold);
  color: var(--c-gold);
}

/* ══════════════════════════════════════
   9. PARTICIPATE / SPONSOR CTA
══════════════════════════════════════ */
.participate-section {
  background: var(--c-obsidian-mid);
  position: relative;
  overflow: hidden;
}

.participate-section::before {
  content: 'EXPO\AREVISTE\A2026';
  white-space: pre;
  position: absolute;
  right: -0.1em;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-display);
  font-size: clamp(6rem, 18vw, 20rem);
  font-weight: var(--fw-bold);
  color: transparent;
  -webkit-text-stroke: 1px rgba(201,168,76,0.06);
  line-height: 0.85;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}

.participate-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
}

@media (max-width: 900px) {
  .participate-inner { grid-template-columns: 1fr; }
}

.participate-plan-img {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: var(--border-gold);
  box-shadow: var(--shadow-gold);
}

.participate-plan-img img {
  width: 100%;
  height: auto;
  display: block;
}

.participate-cta-text .section-title {
  text-align: left;
}

.participate-cta-text .section-subtitle {
  text-align: left;
  margin-inline: 0;
  margin-bottom: var(--sp-8);
}

/* ══════════════════════════════════════
   10. HOTEL / HOSPEDAJE
══════════════════════════════════════ */
.hotel-section {
  background: var(--c-obsidian);
}

.hotel-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: center;
  background: var(--g-card);
  border: var(--border-subtle);
  border-radius: var(--r-xl);
  overflow: hidden;
  padding: var(--sp-12);
}

@media (max-width: 768px) {
  .hotel-card { grid-template-columns: 1fr; padding: var(--sp-8); }
}

.hotel-img-wrap { border-radius: var(--r-lg); overflow: hidden; }
.hotel-img-wrap img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }

.hotel-info-label { margin-bottom: var(--sp-4); }
.hotel-info-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--c-text-primary);
  margin-bottom: var(--sp-4);
}
.hotel-info-desc {
  color: var(--c-text-secondary);
  line-height: var(--lh-loose);
  margin-bottom: var(--sp-8);
}

/* ══════════════════════════════════════
   11. REGISTRATION SECTION
══════════════════════════════════════ */
.registration-section {
  background: var(--g-section-dark);
  position: relative;
  overflow: hidden;
}

.registration-section::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--g-gold-line);
  opacity: 0.4;
}

.registration-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: start;
}

@media (max-width: 900px) {
  .registration-grid { grid-template-columns: 1fr; }
}

/* Benefits */
.reg-benefits { margin-bottom: var(--sp-10); }
.reg-benefits-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: var(--sp-6);
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-4);
  padding: var(--sp-4) 0;
  border-bottom: var(--border-subtle);
}
.benefit-item:last-child { border-bottom: none; }

.benefit-num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--fw-bold);
  color: var(--c-gold-muted);
  line-height: 1;
  min-width: 28px;
}
.benefit-text {
  font-size: var(--text-sm);
  color: var(--c-text-secondary);
  line-height: var(--lh-normal);
  padding-top: 2px;
}

/* Form */
.reg-form-wrap {
  background: var(--g-card);
  border: var(--border-subtle);
  border-radius: var(--r-xl);
  padding: var(--sp-10);
  box-shadow: var(--shadow-xl);
  position: sticky;
  top: calc(var(--nav-height) + var(--sp-6));
}

.form-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--c-text-primary);
  margin-bottom: var(--sp-2);
}
.form-subtitle {
  font-size: var(--text-sm);
  color: var(--c-text-muted);
  margin-bottom: var(--sp-8);
}

.form-group {
  margin-bottom: var(--sp-5);
}

.form-group label {
  display: block;
  font-size: var(--text-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--c-text-muted);
  margin-bottom: var(--sp-2);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: var(--sp-4) var(--sp-5);
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--r-md);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--c-text-primary);
  transition: border-color var(--dur-smooth) var(--ease-out),
              background var(--dur-smooth) var(--ease-out),
              box-shadow var(--dur-smooth) var(--ease-out);
}

.form-group input::placeholder { color: var(--c-text-muted); }

.form-group input:focus,
.form-group select:focus {
  border-color: rgba(201,168,76,0.45);
  background: rgba(201,168,76,0.03);
  box-shadow: 0 0 0 3px rgba(201,168,76,0.08);
  outline: none;
}

.form-group select option {
  background: var(--c-obsidian-soft);
  color: var(--c-text-primary);
}

.form-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--sp-3);
  cursor: pointer;
  margin-bottom: var(--sp-6);
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--r-sm);
  background: transparent;
  cursor: pointer;
  accent-color: var(--c-gold);
  margin-top: 1px;
}

.form-checkbox-label {
  font-size: var(--text-xs);
  color: var(--c-text-muted);
  line-height: var(--lh-normal);
  cursor: pointer;
}

.btn-submit {
  width: 100%;
  justify-content: center;
  padding: var(--sp-5) var(--sp-8);
  font-size: var(--text-xs);
}

/* ══════════════════════════════════════
   12. SCHEDULE (Programa)
══════════════════════════════════════ */
.schedule-section {
  background: var(--c-obsidian-mid);
}

.schedule-tabs {
  display: flex;
  gap: 2px;
  background: rgba(255,255,255,0.03);
  border: var(--border-subtle);
  border-radius: var(--r-md);
  padding: 3px;
  width: fit-content;
  margin-bottom: var(--sp-10);
}

.schedule-tab {
  padding: var(--sp-3) var(--sp-6);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--c-text-muted);
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: background var(--dur-smooth) var(--ease-out),
              color var(--dur-smooth) var(--ease-out);
  border: none;
  background: none;
}

.schedule-tab.active {
  background: var(--c-obsidian-soft);
  color: var(--c-gold);
  box-shadow: var(--shadow-xs);
}

.schedule-panel { display: none; }
.schedule-panel.active { display: block; }

.schedule-img {
  border-radius: var(--r-lg);
  overflow: hidden;
  border: var(--border-subtle);
  max-width: 700px;
}
.schedule-img img { width: 100%; height: auto; display: block; }

/* ══════════════════════════════════════
   13. FOOTER
══════════════════════════════════════ */
.site-footer {
  background: var(--c-obsidian-deep);
  border-top: 2px solid var(--c-red);
  position: relative;
  padding-block: var(--sp-16) var(--sp-8);
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--g-brand-accent);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--sp-12);
  margin-bottom: var(--sp-12);
}

@media (max-width: 768px) {
  .footer-grid { grid-template-columns: 1fr; gap: var(--sp-10); }
}

.footer-brand-logo {
  height: 40px;
  width: auto;
  margin-bottom: var(--sp-5);
  /* Logo original tiene colores propios, no invertir */
}

.footer-tagline {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--c-text-secondary);
  margin-bottom: var(--sp-6);
  line-height: var(--lh-snug);
}

.footer-social {
  display: flex;
  gap: var(--sp-3);
}

.footer-social-link {
  width: 40px;
  height: 40px;
  border-radius: var(--r-md);
  border: var(--border-subtle);
  background: rgba(255,255,255,0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: border-color var(--dur-smooth) var(--ease-out),
              background var(--dur-smooth) var(--ease-out),
              transform var(--dur-smooth) var(--ease-spring);
}
.footer-social-link:hover {
  border-color: var(--c-surface-border);
  background: var(--c-surface-warm);
  transform: translateY(-3px);
  color: var(--c-gold);
}
.footer-social-link svg {
  width: 18px; height: 18px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.footer-col-title {
  font-family: var(--font-body);
  font-size: var(--text-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: var(--sp-5);
}

.footer-links { display: flex; flex-direction: column; gap: var(--sp-3); }
.footer-link {
  font-size: var(--text-sm);
  color: var(--c-text-muted);
  cursor: pointer;
  transition: color var(--dur-smooth) var(--ease-out);
}
.footer-link:hover { color: var(--c-text-secondary); }

.footer-bottom {
  border-top: var(--border-subtle);
  padding-top: var(--sp-8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-4);
}

.footer-copy {
  font-size: var(--text-xs);
  color: var(--c-text-muted);
  letter-spacing: var(--ls-wide);
}

.footer-legal {
  display: flex;
  gap: var(--sp-6);
}

/* ══════════════════════════════════════
   14. KEYFRAMES
══════════════════════════════════════ */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideUpReveal {
  from { opacity: 0; transform: translateY(48px) skewY(1.5deg); }
  to   { opacity: 1; transform: translateY(0) skewY(0); }
}
@keyframes scaleXIn {
  from { transform: scaleX(0); opacity: 0; }
  to   { transform: scaleX(1); opacity: 1; }
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(1); }
  50%       { opacity: 1;   transform: scaleY(1.15); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}
@keyframes flipIn {
  0%   { transform: rotateX(-90deg); opacity: 0; }
  100% { transform: rotateX(0); opacity: 1; }
}
@keyframes shimmerSweep {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
@keyframes borderSpin {
  to { transform: rotate(360deg); }
}

/* ══════════════════════════════════════
   15. WHATSAPP FLOAT
══════════════════════════════════════ */
.whatsapp-float {
  position: fixed;
  bottom: calc(var(--sp-8) + 56px + var(--sp-4));
  right: var(--sp-6);
  width: 54px;
  height: 54px;
  border-radius: var(--r-full);
  background: #25D366;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(37,211,102,0.4);
  cursor: pointer;
  z-index: var(--z-overlay);
  transition: transform var(--dur-smooth) var(--ease-spring),
              box-shadow var(--dur-smooth) var(--ease-out);
  text-decoration: none;
  color: #fff;
}
.whatsapp-float:hover {
  transform: scale(1.1) translateY(-3px);
  box-shadow: 0 8px 32px rgba(37,211,102,0.5);
}
.whatsapp-float svg { width: 28px; height: 28px; fill: #fff; }

@media (max-width: 500px) {
  .whatsapp-float { bottom: calc(var(--sp-16) + var(--sp-8)); }
}
/* ══════════════════════════════════════
   16. BENTO GALLERY
══════════════════════════════════════ */
.gallery-section {
  background: var(--c-obsidian-deep);
  padding-block: var(--sp-24);
}

.gallery-bento {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 300px);
  gap: var(--sp-4);
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--r-lg);
  border: var(--border-subtle);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--dur-slow) var(--ease-out);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--dur-smooth) var(--ease-out);
}

.gallery-item:hover::after {
  opacity: 1;
}

/* Bento sizing */
.gallery-item.large {
  grid-column: span 2;
  grid-row: span 2;
}

.gallery-item.tall {
  grid-row: span 2;
}

.gallery-item.wide {
  grid-column: span 2;
}

@media (max-width: 1024px) {
  .gallery-bento {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(4, 250px);
  }
  .gallery-item.large {
    grid-column: span 2;
    grid-row: span 2;
  }
}

@media (max-width: 640px) {
  .gallery-bento {
    display: flex;
    flex-direction: column;
    gap: var(--sp-4);
  }
  .gallery-item {
    height: 300px;
  }
}